Derivatives - Notional and Fair Values (Details) MMBTU in Thousands, Boe in Thousands, $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2022 USD ($) Boe MMBTU company	Dec. 31, 2021 USD ($) Boe MMBTU company
Derivative Asset [Abstract]
Derivative assets - Fair value	$ 881,404	$ 484,184
Less: Master netting agreements	(238,606)	(58,679)
Less: Cash collateral received/paid	(367,351)	(42,274)
Net derivative assets	275,447	383,231
Derivative Liability [Abstract]
Derivative liabilities - Fair value	1,029,601	390,171
Less: Master netting agreements	(238,606)	(58,679)
Less: Cash collateral received/paid	(600)	(174,048)
Net derivative liabilities	$ 790,395	$ 157,444
Crude oil \| Customer Counterparty
Derivative Liability [Abstract]
Derivative, nonmonetary notional amount, energy measure \| Boe	8,199	7,519
Natural gas \| Customer Counterparty
Derivative Liability [Abstract]
Derivative, nonmonetary notional amount, energy measure \| MMBTU	113,574	83,274
Derivative instruments designated as hedging instruments
Derivative Instruments
Notional Amount	$ 2,609,832	$ 361,531
Derivative Asset [Abstract]
Derivative assets - Fair value	7,640	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	24,679	282
Derivative instruments designated as hedging instruments \| Cash Flow Hedging \| Interest rate contracts
Derivative Instruments
Notional Amount	2,525,000	275,000
Derivative Asset [Abstract]
Derivative assets - Fair value	533	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	24,679	57
Derivative instruments designated as hedging instruments \| Net Investment Hedging \| Foreign exchange contracts
Derivative Instruments
Notional Amount	84,832	86,531
Derivative Asset [Abstract]
Derivative assets - Fair value	7,107	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	0	225
Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	20,165,561	19,522,661
Derivative Asset [Abstract]
Derivative assets - Fair value	873,764	484,184
Derivative Liability [Abstract]
Derivative liabilities - Fair value	1,004,922	389,889
Derivatives not designated as hedging instruments \| Interest rate contracts
Derivative Instruments
Notional Amount	17,261,862	17,575,420
Derivative Asset [Abstract]
Derivative assets - Fair value	429,505	240,222
Derivative Liability [Abstract]
Derivative liabilities - Fair value	590,648	179,905
Derivatives not designated as hedging instruments \| Foreign exchange contracts
Derivative Instruments
Notional Amount	2,762,150	1,874,681
Derivative Asset [Abstract]
Derivative assets - Fair value	74,767	21,033
Derivative Liability [Abstract]
Derivative liabilities - Fair value	64,049	15,276
Derivatives not designated as hedging instruments \| Credit contracts
Derivative Instruments
Notional Amount	141,549	72,560
Derivative Asset [Abstract]
Derivative assets - Fair value	0	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	27	141
Derivatives not designated as hedging instruments \| Equity contracts
Derivative Instruments
Notional Amount	0	0
Derivative Asset [Abstract]
Derivative assets - Fair value	346	220
Derivative Liability [Abstract]
Derivative liabilities - Fair value	0	0
Derivatives not designated as hedging instruments \| Commodity contracts
Derivative Instruments
Notional Amount	0	0
Derivative Asset [Abstract]
Derivative assets - Fair value	369,146	222,709
Derivative Liability [Abstract]
Derivative liabilities - Fair value	$ 350,198	$ 194,567
Derivatives not designated as hedging instruments \| Equity, Public Companies
Derivative Liability [Abstract]
Number of companies that issued the equity (issuers portion only) \| company	1	1
Derivatives not designated as hedging instruments \| Equity, Private Companies
Derivative Liability [Abstract]
Number of companies that issued the equity (issuers portion only) \| company	13	12

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Nominal energy measure used to calculate payments on a derivative instrument.

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